Wristwatch case face and knob



FIG. 1 is a top plan view of a wristwatch case face and knob showing my new design, the broken line showing of a wristband being illustrative of environment only;

FIG. 2 is a top plan view in open position, the broken line showing of the compartmented interior being illustrative of environment only;

FIG. 3 is an edge elevational view thereof. 

The ornamental design for wristwatch case face and knob, as shown and described. 